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  <title>The HttpDeflateStream class</title>

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 <h1 class="title">The <a href="class.httpdeflatestream.html" class="classname">HttpDeflateStream</a> class</h1>
 
 <div class="partintro"><p class="verinfo">(PECL pecl_http &gt;= 0.21.0)</p>
  <div class="section" id="httpdeflatestream.synopsis">
   <h2 class="title">类摘要</h2>
   <div class="classsynopsis">
    <div class="ooclass"></div>
    <div class="classsynopsisinfo">
     <span class="ooclass"><strong class="classname">HttpDeflateStream</strong></span>
     {</div>
    <div class="methodsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="methodname"><a href="httpdeflatestream.construct.html" class="methodname">__construct</a></span>
    ([ <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>
  ] )</div>
<div class="methodsynopsis dc-description">
   <span class="modifier">static public</span>
   <span class="type">HttpDeflateStream</span>
   <span class="methodname"><a href="httpdeflatestream.factory.html" class="methodname">factory</a></span>
    ([ <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>
   [, <span class="methodparam"><span class="type">string</span> <code class="parameter">$class_name</code><span class="initializer"> = &quot;HttpDeflateStream&quot;</span></span>
  ]] )</div>
<div class="methodsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="type">string</span><span class="methodname"><a href="httpdeflatestream.finish.html" class="methodname">finish</a></span>
    ([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
  ] )</div>
<div class="methodsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="type">string</span><span class="methodname"><a href="httpdeflatestream.flush.html" class="methodname">flush</a></span>
    ([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
  ] )</div>
<div class="methodsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="type">string</span><span class="methodname"><a href="httpdeflatestream.update.html" class="methodname">update</a></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
   )</div>

   }</div>
  </div>

 <div class="section" id="http.httpdeflatestream.members">
  <h2 class="title">Class Members</h2>
  <div class="section" id="http.httpdeflatestream.constants">
   <h2 class="title">预定义常量</h2>
   <table class="doctable table">
    
    
     <thead>
      <tr>
       <th>Type</th>
       <th>Name</th>
       <th>Description</th>
      </tr>

     </thead>

     <tbody class="tbody">
      <tr>
       <td>int</td>
       <td>TYPE_GZIP</td>
       <td>gzip encoding</td>
      </tr>

      <tr>
       <td>int</td>
       <td>TYPE_ZLIB</td>
       <td>zlib AKA deflate encoding</td>
      </tr>

      <tr>
       <td>int</td>
       <td>TYPE_RAW</td>
       <td>raw deflate encoding</td>
      </tr>

      <tr>
       <td>int</td>
       <td>LEVEL_DEF</td>
       <td>default compression level</td>
      </tr>

      <tr>
       <td>int</td>
       <td>LEVEL_MIN</td>
       <td>minimum compression level</td>
      </tr>

      <tr>
       <td>int</td>
       <td>LEVEL_MAX</td>
       <td>maximum compression level</td>
      </tr>

      <tr>
       <td>int</td>
       <td>STRATEGY_DEF</td>
       <td>default strategy</td>
      </tr>

      <tr>
       <td>int</td>
       <td>STRATEGY_FILT</td>
       <td>filtered strategy</td>
      </tr>

      <tr>
       <td>int</td>
       <td>STRATEGY_HUFF</td>
       <td>Huffman strategy</td>
      </tr>

      <tr>
       <td>int</td>
       <td>STRATEGY_RLE</td>
       <td>RLE strategy</td>
      </tr>

      <tr>
       <td>int</td>
       <td>STRATEGY_FIXED</td>
       <td>fixed strategy</td>
      </tr>

      <tr>
       <td>int</td>
       <td>FLUSH_NONE</td>
       <td>no forced flush</td>
      </tr>

      <tr>
       <td>int</td>
       <td>FLUSH_SYNC</td>
       <td>synching flush</td>
      </tr>

      <tr>
       <td>int</td>
       <td>FLUSH_FULL</td>
       <td>full flush</td>
      </tr>

     </tbody>
    
   </table>

  </div>
 </div>
 <div class="section">
  <h2 class="title">范例</h2>
  <p class="para">
   <div class="example" id="example-4256">
    <p><strong>Example #1 A <strong class="classname">HttpDeflateStream</strong> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$stream&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">HttpDeflateStream</span><span style="color: #007700">(<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">HttpDeflateStream</span><span style="color: #007700">::</span><span style="color: #0000BB">TYPE_GZIP&nbsp;</span><span style="color: #007700">|<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">HttpDeflateStream</span><span style="color: #007700">::</span><span style="color: #0000BB">LEVEL_MAX&nbsp;</span><span style="color: #007700">|<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">HttpDeflateStream</span><span style="color: #007700">::</span><span style="color: #0000BB">FLUSH_SYNC</span><span style="color: #007700">);<br /><br />echo&nbsp;</span><span style="color: #0000BB">$stream</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">update</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">);<br />echo&nbsp;</span><span style="color: #0000BB">$stream</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">finish</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>
 </div>
</div>




































<h2>Table of Contents</h2><ul class="chunklist chunklist_reference"><li><a href="httpdeflatestream.construct.html">HttpDeflateStream::__construct</a> — HttpDeflateStream class constructor</li><li><a href="httpdeflatestream.factory.html">HttpDeflateStream::factory</a> — HttpDeflateStream class factory</li><li><a href="httpdeflatestream.finish.html">HttpDeflateStream::finish</a> — Finalize deflate stream</li><li><a href="httpdeflatestream.flush.html">HttpDeflateStream::flush</a> — Flush deflate stream</li><li><a href="httpdeflatestream.update.html">HttpDeflateStream::update</a> — Update deflate stream</li></ul>
</div>
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